Audio: Jaeger-LeCoultre’s Stéphane Belmont Explains the Gyrotourbillon 3 Written byWatchTimeJune 27, 2013 In our July-August 2013 issue, on sale next week, WatchTime’s Mike Disher visits Jaeger-LeCoultre’s manufacture in Le Sentier, and meets with JLC marketing and technical director Stéphane Belmont, to reveal the story behind the brand’s ultra-complicated Master Grande Tradition Gyrotourbillon 3 wristwatch. Click below for excerpts from Belmont’s presentation of the Gyrotourbillon, in which he discusses the watch’s numerous technological innovations and horological firsts. Click here to watch Jaeger-LeCoultre’s video of the Master Grande Tradition Gyrotourbillon 3.